KNOT YOURS TOO — ORC Rating

GPH

657.5

OSN

638.1

LOA

11.581 m

Displacement

7802 kg

Triple-Number Ratings

Lower is faster

Triple Inshore

Low

0.6274

Medium

0.837

High

0.9568

Triple Offshore

Low

0.801

Medium

1.0287

High

1.1422

Boat Specifications

Dimensions

Length overall: 11.581 m
Beam: 3.55 m
Draft: 2.12 m
Displacement: 7802 kg
Crew weight: 785 kg
Wetted surface: 29.24 m²

Sails

Mainsail: 28.82 m²
Genoa: 53.49 m²
Spinnaker: 0 m²
Asymmetric spinnaker: 105.94 m²

Design

Type: CATALINA 38
Builder: Catalina
Designer: Butler/S & S
Year built: 1977
Stability index: 125.3

Velocity Prediction

Polar CSV

Each row is TWS followed by TWA and boat-speed pairs. Paste it directly into WX Navigator or compatible navigation software.

6,42,4.575151,52,5.12,60,5.35,75,5.47,90,5.35,110,5.29,120,5.12,135,4.64,145.7,4.152048,150,3.96
8,40.8,5.376521,52,5.99,60,6.2,75,6.31,90,6.23,110,6.34,120,6.2,135,5.72,147.1,5.145186,150,4.99
10,39.4,5.92701,52,6.54,60,6.69,75,6.79,90,6.84,110,6.95,120,6.87,135,6.54,146.9,6.028276,150,5.84
12,37.8,6.213971,52,6.83,60,6.96,75,7.07,90,7.16,110,7.32,120,7.27,135,7.03,147.8,6.582421,150,6.43
14,37.2,6.352555,52,6.99,60,7.13,75,7.28,90,7.33,110,7.6,120,7.59,135,7.38,149.6,6.828877,150,6.8
16,36.6,6.414908,52,7.06,60,7.22,75,7.43,90,7.5,110,7.83,120,7.88,135,7.69,150,7.08,173,6.407762
20,36.4,6.497752,52,7.14,60,7.31,75,7.59,90,7.79,110,8.15,120,8.37,135,8.25,150,7.55,176.3,7.084767

Wind Speed	52°	60°	75°	90°	110°	120°	135°	150°
6	5.12	5.35	5.47	5.35	5.29	5.12	4.64	3.96
8	5.99	6.2	6.31	6.23	6.34	6.2	5.72	4.99
10	6.54	6.69	6.79	6.84	6.95	6.87	6.54	5.84
12	6.83	6.96	7.07	7.16	7.32	7.27	7.03	6.43
14	6.99	7.13	7.28	7.33	7.6	7.59	7.38	6.8
16	7.06	7.22	7.43	7.5	7.83	7.88	7.69	7.08
20	7.14	7.31	7.59	7.79	8.15	8.37	8.25	7.55

Wind Speed	Beat Angle	Beat VMG	Run Angle	Run VMG
6	42°	3.4	145.7°	3.43
8	40.8°	4.07	147.1°	4.32
10	39.4°	4.58	146.9°	5.05
12	37.8°	4.91	147.8°	5.57
14	37.2°	5.06	149.6°	5.89
16	36.6°	5.15	173°	6.36
20	36.4°	5.23	176.3°	7.07

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